pls answer for B and show work

The following units of an item were available for sale during the year: Beginning inventory 48,000 units @ $50 Sale 36,425 units @ $73 First purchase 16,000 units @ $52 Sale 23,241 units @ $74 Second purchase 25,000 units @ $53 Sale 26,526 units @ $74 The firm uses the perpetual inventory system, and there are 2,808 units of the item on hand at the end of the year. a. What is the total cost of the ending inventory according to FIFO? 148,824